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The SYAS-1 from Mini Circuits is a RF Switch with Frequency 0 to 50 MHz, Insertion Loss 1.4 to 2 dB, Isolation 35 to 65 dB, P1dB 20 dBm, P1dB 0.1 W. More details for SYAS-1 can be seen below.
Broadband SP8T Switch from 2 to 18 GHz
HaRP Technology-Enhanced Reflective SPDT RF switch Die
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